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Contract OI history

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Jun 17, 2027 EXPIRATION

CMCSA $25.00 Call

CMCSA270617C00025000

Latest saved OI19,935Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $25.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 19,9379,9680 2026-10-09: 11,430 OI2026-10-13: 17,946 OI2026-10-14: 17,946 OI2026-10-15: 17,945 OI2026-10-16: 19,937 OI2026-10-21: 19,937 OI2026-10-23: 19,935 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CMCSA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing19,935-2
Oct 21, 202619,9370
Oct 16, 202619,937+1,992
Oct 15, 202617,945-1
Oct 14, 202617,9460
Oct 13, 202617,946+6,516
Oct 09, 202611,430No prior observation